force -freeze sim:/timeprocessingunit/clockinput 1 0, 0 {50 ps} -r 100
force -freeze sim:/timeprocessingunit/busmode 00 0
force -freeze sim:/timeprocessingunit/busincrement 00 0
run
force -freeze sim:/timeprocessingunit/busincrement 01 0
run
force -freeze sim:/timeprocessingunit/busincrement 10 0
run
force -freeze sim:/timeprocessingunit/busincrement 11 0
run
force -freeze sim:/timeprocessingunit/busincrement 00 0
run
force -freeze sim:/timeprocessingunit/busdecrement 01 0
run
force -freeze sim:/timeprocessingunit/busdecrement 10 0
run
force -freeze sim:/timeprocessingunit/busdecrement 11 0
run
force -freeze sim:/timeprocessingunit/busdecrement 00 0
run